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Results tagged with conservation-laws
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user 261533
The statement that a property of a system does not change if the system is isolated.
1
vote
Confusion regarding a case of head-on elastic collision of two bodies of equal mass
One of the things which you must remember in the case of elastic collisions is that with momentum, energy is also conserved.
In all e<1 collision, some energy is wasted as sound, heat, etc
Now, consi …
- 152
0
votes
How are energy conserved and momentum both conserved in this system?
Let's look at this one by one:
I'm assuming here that the mirror does not have infinite mass, and that it is perfectly reflecting (only absorbs energy by the momentum change of the photon, doesn't abs …
- 152